JLC
Enterprises Inc.
P.O. Box 88187
GRAND RAPIDS, MI 49518 USA
Telephone (616) 243-4184
chubbbrucemmr@aol.com
Yes, we are making circuit
boards available for the Bruce Chubb designed Computer Interface
System. To order Please Click the link below for a printable
Order Form and send a check or money order to the above address.
We are not equipped to accept credit card or C.O.D. orders.

All the JLC circuit cards are fabricated from epoxy-glass stock with copper laminate. All holes are drilled and all circuit traces are tin plated for easy parts assembly by the User. Where double-sided boards are provided, all feed through holes are plated-through. Where edge tab connectors are required for the Computer Bus Adapter Cards and the Internal Bus Extender Card, they are gold plated for increased contact reliability. The SUSIC, SMINI, RS485, DIN32, DOUT32, TEST32, IBEC and PGCC boards have the parts nomenclature printed on the component side for ease in assembly and system testing. The SUSIC, SMINI, RS485, DIN32, DOUT32, IBEC and PGCC boards have solder masking on both sides and are factory tested against shorts and open circuits.
The following Table lists our Prices and Part Information for your convenience.
FUNCTION DESCRIPTION |
SYMBOL |
PRICE |
C/MRI User's Manual Version 3.0 - 560 pages of figures, parts lists, instructions, photos and text covering SMINI, SUSIC, RS485, I/O cards, making connections, simplified wiring, etc. (with 3.5" software disk) |
UM
|
$35.00 |
Railroader's C/MRI Applications Handbook V3.0 - Volume 1 Fundamentals - 412 pages covering occupancy detection, turnout control, grade crossings, operational considerations, cost estimation, tradeoffs and system design (w/software CD) |
HBV1 |
30.00 |
Railroader's C/MRI Applications Handbook V3.0 - Volume 2 Implementations - 485 pages covering ABS/APB signaling, CTC systems, interlocking plants, modern graphics, Computer Cab/Block Control, DCC Systems and automation |
HBV2 |
30.00 |
Volume 1 and Volume 2 Railroader's Application Handbook (discounted combined package – 897 pages) |
HBV1-2 |
55.00 |
Super MINI-node (RS232/485 w/48 outputs and 24 inputs) |
SMINI |
32.00 |
Super universal serial interface card (used with MAXI-node) |
SUSIC |
25.00 |
16F877 Microcontroller IC Programmed for SUSIC and SMINI |
U1B |
34.00 |
RS-232 to RS-485 conversion card |
RS485 |
10.00 |
Expanded I/O motherboard for SUSIC apps. (15 I/O slots) |
IOMBX |
30.00 |
Digital input card (supports 32 input lines) |
DIN32 |
20.00 |
Digital output card (supports 32 output lines) |
DOUT32 |
22.00 |
Digital output test card (for connections to DOUT32 card) |
TEST32 |
10.00 |
Internal bus extender card for IBM PCs up through Pentiums |
IBEC |
42.00 |
Mounting bracket for connecting IBEC to computer |
BK1 |
4.50 |
I/O motherboard for IBEC (40-pin header + 13 I/O card slots) |
IOMB |
38.00 |
Classic Digital input card (supports 24 input lines) |
DIN |
24.00 |
Classic Digital output card (supports 24 output lines) |
DOUT |
26.00 |
Classic Digital output test card (for connecting to DOUT card) |
DOTEST |
16.00 |
Digital Command Control Optimized Detector (DCCOD) |
DCCOD |
5.00 |
Special current-sensing pulse-transformer used on DCCOD |
PT1 |
2.50 |
Optimized detector (OD) (for straight DC layouts) |
OD |
6.00 |
OD mother board (12 slots for connecting OD and DCCODs) |
ODMB |
18.00 |
Reversing OD motherboard (slots for 4 DCCODs and one relay) |
REVTK4 |
20.00 |
Searchlight signal driver (for 12 Leeds , 2-lead type, yellow adjustment pots, for when using SUSIC-based MAXI-nodes |
SSD |
20.00 |
Switch motor driver, controls 12 stall motors per card |
SMC12 |
20.00 |
Dual coil switch machine driver, dual input lines |
SM1 |
8.00 |
Dual coil switch machine driver, single input line |
SM2 |
8.00 |
Cab relay card (up to 7 relays) |
CRC |
10.00 |
Cab mother board (12 slots for connecting to CRCs) |
CMB |
34.00 |
Cab display card (drives numeric digit LED plus 3 other LEDs) |
CDC |
6.00 |
Computer control throttle (4 per card) |
CCT4 |
28.00 |
Pulse power control for throttle |
PPC |
9.00 |
Digital to analog converter (3 channels of analog output) |
DAC3 |
30.00 |
Analog to digital converter (3 channel of analog input) |
ADC3 |
34.00 |
Grade crossing controller for flashing lights, gates and bell |
PGCC |
22.00 |
Remote searchlight signal driver card (for 4 LEDs, 3-lead type, yellow adjust pots, for when using current sinking outputs) |
RSSD |
8.00 |
Remote searchlight signal driver card (for 4 LEDs, 3-lead type, yellow adjust pots, for when using current sourcing outputs) |
RSSD |
6.00 |
Resistor, 12-circuit, terminal strip card |
R12TERM |
6.00 |
Michigan Residents please add 6% Sales Tax. Shipping and handling charges are $7 for USA and Canada and $18 for all others plus an additional $3 per book for USA and Canada and $5 per book for all others. The JLC boards are top quality and guaranteed against any defects in workmanship as delivered . If for any reason you are not satisfied with the JLC boards, return the unused board(s) within 120 days for a full refund. Quantity discounts are available as follows:
Order size |
Discount Percentage |
$ 0.00 - $249.99 |
0% |
$ 250.00 - $499.99 |
10% |
$ 500.00 - $999.99 |
15% |
$1000.00 and over |
20% |
The quoted prices for all circuit boards are for the fabricated boards only, that is, without any electronic parts. The only parts sold by JLC Enterprises are the BK1 mounting bracket for IBEC, the PT1 current-sensing pulse-transformer for DCCOD, and the programmed U1B Microcontroller for SMINI and SUSIC. All other parts are to be purchased separately, by the User, following the parts list information provided in Bruce Chubb's description of each circuit board and its assembly. All components are readily available and a summary list of the recommended suppliers is presented in C/MRI User's Manual and in the Railroader's Application Handbook.
Complete kits as well as fully assembled and tested boards are available from EASEE Interfaces, 801 Bryson Loop, Lakeland FL 33809 , telephone 863-858-8702. Please send EASEE Interfaces a business size SASE or email them at easeeinterface@msn.com to receive a copy of their current flyer material and price list. As the supplier status and part numbers, etc. tend to change over the years, always feel free to contact JLC Enterprises for the latest available information.
Required for Printable Order Form.
JLC Enterprises
Inc. makes no warranties, expressed or implied, as to the fitness
for a particular purpose or merchantability of the UCIS printed
circuit boards. All information and designs are presented
on an "As is" basis, without warranty. Neither JLC Enterprises,
the author, nor the publishers shall have any liability to customer
or any other persons or entity with respect to any liability, loss,
or damage caused or alleged to be caused directly or indirectly
by the circuit designs, circuit schematics, part recommendations,
circuit card artworks and the printed wiring boards created from
the artworks. This includes, but is not limited to, interruption
of service, loss of data, loss of business, residence, or anticipatory
profits, or consequential damages from the use of the hardware design
and/or the computer programs.
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